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How do I delete everything in Redis?
...eteDataFromDB(Jedis jedis, String keyPattern, int dbIndex) {
jedis.select(dbIndex);
Set<String> keys = jedis.keys(keyPattern);
for(String key : keys){
jedis.del(key);
System.out.println("The key: " + key + " has been deleted from database index: ...
How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
...360 -0.229738
4 0.000000 0.000000
To fill the NaNs in only one column, select just that column. in this case I'm using inplace=True to actually change the contents of df.
In [12]: df[1].fillna(0, inplace=True)
Out[12]:
0 0.000000
1 0.570994
2 0.000000
3 -0.229738
4 0.000000
Name...
Creating a div element in jQuery [duplicate]
... @halfer vice versa then, use single quotes in javascript for selectors and any appended html with double quotes.
– Ricki
Oct 22 '11 at 18:04
72
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What is a Python egg?
...of a project simultaneously installed, such that
individual programs can select the versions they wish to use.
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Can I use a function for a default value in MySql?
... update previously existing rows, like this:
UPDATE app_users SET uuid = (SELECT uuid());
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Node.js Mongoose.js string to ObjectId function
...those who are attempting to do this, this is a much better answer than the selected answer because it will not transform the id if you are already using a mongo id.
– ed209
May 19 '15 at 13:34
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Combine the first two commits of a Git repository?
...cess twice, once to generate the interactive rebase editor list (where you select what action to take for each commit), and once to actually execute the re-application of commits.
Here is an alternative solution that will avoid the time cost of generating the interactive rebase editor list by not u...
Log4net does not write the log in the log file
...
Also, Make sure the "Copy always" option is selected for [log4net].config
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Using jQuery to test if an input has focus
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jQuery 1.6+
jQuery added a :focus selector so we no longer need to add it ourselves. Just use $("..").is(":focus")
jQuery 1.5 and below
Edit: As times change, we find better methods for testing focus, the new favorite is this gist from Ben Alman:
jQuery.ex...
How to trigger XDebug profiler for a command line PHP script?
.../x/php at places you don't want to touch. Using the env variable it can be selectively enabled
– John
Dec 20 '19 at 16:45
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